1 /* hardirq.h: PA-RISC hard IRQ support.
3 * Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx>
4 * Copyright (C) 2013 Helge Deller <deller@gmx.de>
7 #ifndef _PARISC_HARDIRQ_H
8 #define _PARISC_HARDIRQ_H
10 #include <linux/cache.h>
11 #include <linux/threads.h>
12 #include <linux/irq.h>
14 #ifdef CONFIG_IRQSTACKS
15 #define __ARCH_HAS_DO_SOFTIRQ
19 unsigned int __softirq_pending
;
20 unsigned int kernel_stack_usage
;
21 unsigned int irq_stack_usage
;
23 unsigned int irq_resched_count
;
24 unsigned int irq_call_count
;
26 unsigned int irq_unaligned_count
;
27 unsigned int irq_fpassist_count
;
28 unsigned int irq_tlb_count
;
29 } ____cacheline_aligned irq_cpustat_t
;
31 DECLARE_PER_CPU_SHARED_ALIGNED(irq_cpustat_t
, irq_stat
);
33 #define __ARCH_IRQ_STAT
34 #define __IRQ_STAT(cpu, member) (irq_stat[cpu].member)
35 #define inc_irq_stat(member) this_cpu_inc(irq_stat.member)
36 #define __inc_irq_stat(member) __this_cpu_inc(irq_stat.member)
37 #define local_softirq_pending() this_cpu_read(irq_stat.__softirq_pending)
39 #define __ARCH_SET_SOFTIRQ_PENDING
41 #define set_softirq_pending(x) \
42 this_cpu_write(irq_stat.__softirq_pending, (x))
43 #define or_softirq_pending(x) this_cpu_or(irq_stat.__softirq_pending, (x))
45 #define ack_bad_irq(irq) WARN(1, "unexpected IRQ trap at vector %02x\n", irq)
47 #endif /* _PARISC_HARDIRQ_H */